COSRX The Vitamin C 13 Serum 20ml

COSRX The Vitamin C 13 Serum 20ml

Cosrx The Vitamin C 13 Serum brightens dull skin, fades dark spots, and boosts radiance with a gentle yet effective vitamin C formula.

This COSRX serum targets acne, dark spots, hydration and is formulated with Hyaluronic Acid, Vitamin C, Panthenol.

Key Benefits

• Visibly brightens lackluster skin for a more luminous complexion
• Helps soften the look of dark spots and post-acne marks
• Supports a smoother, refined texture with a lightweight, fast-absorbing feel
• Antioxidant protection to defend against environmental stressors
• Layers well under sunscreen and moisturizer without pilling

Key Ingredients

• 13% Vitamin C (Ascorbic Acid): Targets discoloration and boosts radiance
• Vitamin E (Tocopherol): Enhances stability of vitamin C and provides antioxidant support
• Hyaluronic Acid: Draws in water to keep skin plump and comfortable
• Allantoin: Helps calm visible redness and supports skin recovery
• Panthenol (Pro-Vitamin B5): Reinforces the moisture barrier for a supple finish

How to Use

• After cleansing and toning, apply 2–3 drops to dry face and neck.
• Gently press and smooth until fully absorbed, avoiding the eye area.
• Follow with moisturizer; in the morning, finish with broad-spectrum SPF.
• Start 3–4 times a week, then use daily as tolerated. Store in a cool, dark place.